Update accessibility KCM docs

doc/kcontrol/kcmaccess/index.docbook

@@ -13,7 +13,7 @@
 <!-- TRANS:ROLES_OF_TRANSLATORS -->
 </authorgroup>
 
-<date>2020-10-01</date>
+<date>2021-04-08</date>
 <releaseinfo>Plasma 5.20</releaseinfo>
 
 <keywordset>
@@ -35,12 +35,13 @@
 audible cues, or who have difficulty using a keyboard.  </para>
 
 <para>
-The module is divided into five tabs: <link
+The module is divided into six tabs: <link
 linkend="access-bell"><guilabel>Bell</guilabel></link>, <link
 linkend="access-modifier-keys"><guilabel>Modifier keys</guilabel></link>, <link
 linkend="access-keyboard-filters"><guilabel>Keyboard Filters</guilabel></link>, <link
-linkend="access-activation-gestures"><guilabel>Activation Gestures</guilabel></link> and 
-<guilabel>Screen Reader</guilabel>.
+linkend="access-activation-gestures"><guilabel>Activation Gestures</guilabel></link>, <link
+linkend="mouse-navigation"><guilabel>Mouse Navigation</guilabel></link>, and <link
+linkend="access-screenreader"><guilabel>Screen Reader</guilabel></link>.
 </para>
 
 <sect3 id="access-bell">